Basis: FMP quote price / unrounded diluted EPS from four consecutive issuer fiscal quarters. Source: stored company filings and market data; unavailable inputs remain N/A.

The P/E ratio is N/A as of 2026-10-06T12:50:34.061Z.

Stored calculation inputs

Calculation as of: 2026-10-06T12:50:34.061Z.

Quote observation: 2026-10-05T20:00:02.000Z. Amounts in USD. The price header may show a later quote.

Quote price: 9.4
Unrounded diluted TTM EPS · period ending 2026-06-30: -1.18

FMP input reference: c84a17f2c5c981e3cafbb97a54cdccede593a8f239875ee545639e7176ba2e68

Forward PE Ratio|PEG Ratio|P/B Ratio|EPS|All Metrics

ATRA PE Ratio Metrics

PE RATIO

N/A

PE RATIO AVG TTM

N/A

PE RATIO AVG 3Y

N/A

PE RATIO AVG 5Y

N/A

PE RATIO AVG 10Y

N/A

PE RATIO AVG 15Y

N/A

PE RATIO AVG 20Y

N/A

CURRENT VS TTM AVG

N/A

CURRENT VS 3Y AVG

N/A

CURRENT VS 5Y AVG

N/A

CURRENT VS 10Y AVG

N/A

CURRENT VS 15Y AVG

N/A

CURRENT VS 20Y AVG

N/A

ATRA Competitors' PE Ratio

ATRA

Atara Biotherapeutics, Inc.

Current

Market Cap

$84.70M

PE Ratio

N/A

TTM Avg

N/A

3Y Avg

N/A

5Y Avg

N/A

ACRV

Acrivon Therapeutics, Inc. Common Stock

vs ATRA

Market Cap

$84.75M

PE Ratio

N/A

TTM Avg

N/A

3Y Avg

N/A

5Y Avg

N/A

HUMA

Humacyte, Inc.

vs ATRA

Market Cap

$84.00M

PE Ratio

N/A

TTM Avg

8.03

3Y Avg

8.03

5Y Avg

8.03

CGTX

Cognition Therapeutics, Inc.

vs ATRA

Market Cap

$83.96M

PE Ratio

N/A

TTM Avg

N/A

3Y Avg

N/A

5Y Avg

N/A

CNXU

Conexeu Sciences Inc.

vs ATRA

Market Cap

$83.49M

PE Ratio

N/A

TTM Avg

N/A

3Y Avg

N/A

5Y Avg

N/A

CCLD

CareCloud, Inc.

vs ATRA

Market Cap

$86.69M

PE Ratio

29.23

TTM Avg

45.53

3Y Avg

45.53

5Y Avg

24.63

CRDF

Cardiff Oncology, Inc.

vs ATRA

Market Cap

$87.86M

PE Ratio

N/A

TTM Avg

N/A

3Y Avg

N/A

5Y Avg

N/A

CTOR

Citius Oncology, Inc.

vs ATRA

Market Cap

$81.22M

PE Ratio

N/A

TTM Avg

N/A

3Y Avg

N/A

5Y Avg

N/A

ICCC

ImmuCell Corporation

vs ATRA

Market Cap

$88.21M

PE Ratio

115.25

TTM Avg

46.83

3Y Avg

44.28

5Y Avg

282.12

INO

Inovio Pharmaceuticals, Inc.

vs ATRA

Market Cap

$79.46M

PE Ratio

N/A

TTM Avg

N/A

3Y Avg

N/A

5Y Avg

N/A

NAME	MARKET CAP	PE RATIO	TTM	3Y	5Y
Atara Biotherapeutics, Inc. (ATRA)	$84.70M	N/A	N/A	N/A	N/A
Acrivon Therapeutics, Inc. Common Stock (ACRV)vs ›	$84.75M	N/A	N/A	N/A	N/A
Humacyte, Inc. (HUMA)vs ›	$84.00M	N/A	8.03	8.03	8.03
Cognition Therapeutics, Inc. (CGTX)vs ›	$83.96M	N/A	N/A	N/A	N/A
Conexeu Sciences Inc. (CNXU)vs ›	$83.49M	N/A	N/A	N/A	N/A
CareCloud, Inc. (CCLD)vs ›	$86.69M	29.23	45.53	45.53	24.63
Cardiff Oncology, Inc. (CRDF)vs ›	$87.86M	N/A	N/A	N/A	N/A
Citius Oncology, Inc. (CTOR)vs ›	$81.22M	N/A	N/A	N/A	N/A
ImmuCell Corporation (ICCC)vs ›	$88.21M	115.25	46.83	44.28	282.12
Inovio Pharmaceuticals, Inc. (INO)vs ›	$79.46M	N/A	N/A	N/A	N/A

P/E Comparison

Trailing P/E

N/A

Forward P/E

N/A

Forward P/E Calculation

View All Analyst Estimates

Forward P/E is calculated using analyst consensus EPS estimates for the current or next fiscal year.

Calculation:

Current Price

$9.40

÷

Forward EPS (Est.)

$-0.69

=

Forward P/E

N/A

Source: FMP Analyst Consensus Estimates. Forward EPS represents the average analyst estimate for the nearest fiscal year.

PE Ratio Formula & Definition

PE Ratio = Share Price / Diluted EPS (TTM)

The price-to-earnings ratio measures how much investors pay for each dollar of trailing earnings. A lower PE can indicate a cheaper valuation; a higher PE implies higher growth expectations.

Expanded definitions: Investopedia, Wikipedia, Corporate Finance Institute

ATRA PE Ratio History

DATE	PE RATIO
2026-05-12	3.14
2026-05-11	2.81
2026-05-08	2.67
2026-05-07	3.18
2026-05-06	1.65
2026-05-05	1.53
2026-05-04	1.56
2026-05-01	1.57
2026-04-30	1.53
2026-04-29	1.47
2026-04-28	1.52
2026-04-27	1.60
2026-04-24	1.61
2026-04-23	1.57
2026-04-22	1.66
2026-04-21	1.60
2026-04-20	1.60
2026-04-17	1.69
2026-04-16	1.68
2026-04-15	1.68
2026-04-14	1.65
2026-04-13	1.57
2026-04-10	1.49
2026-04-09	1.55
2026-04-08	1.61
2026-04-07	1.51
2026-04-06	1.56
2026-04-02	1.60
2026-04-01	1.66
2026-03-31	1.52
2026-03-30	1.38
2026-03-27	1.47
2026-03-26	1.51
2026-03-25	1.59
2026-03-24	1.60
2026-03-23	1.55
2026-03-20	1.57
2026-03-19	1.64
2026-03-18	1.60
2026-03-17	1.68
2026-03-16	2.69
2026-03-13	2.98
2026-03-12	3.17
2026-03-11	2.86
2026-03-10	2.89
2026-03-09	3.06
2026-03-06	2.37
2026-03-05	2.29
2026-03-04	2.47
2026-03-03	2.49
2026-03-02	2.25
2026-02-27	2.49
2026-02-26	2.41
2026-02-25	2.32
2026-02-24	1.93
2026-02-23	1.93
2026-02-20	1.92
2026-02-19	1.94
2026-02-18	2.03
2026-02-17	2.06
2026-02-13	2.04
2026-02-12	2.04
2026-02-11	2.11
2026-02-10	2.22
2026-02-09	2.28
2026-02-06	2.24
2026-02-05	2.07
2026-02-04	2.23
2026-02-03	2.31
2026-02-02	2.31
2026-01-30	2.39
2026-01-29	2.53
2026-01-28	2.52
2026-01-27	2.55
2026-01-26	2.43
2026-01-23	2.39
2026-01-22	2.29
2026-01-21	2.11
2026-01-20	1.98
2026-01-16	2.08
2026-01-15	2.12
2026-01-14	2.05
2026-01-13	2.00
2026-01-12	2.70
2026-01-09	6.27
2026-01-08	8.00
2026-01-07	6.85
2026-01-06	6.68
2026-01-05	7.73
2026-01-02	8.15
2025-12-31	8.30
2025-12-30	8.20
2025-12-29	8.25
2025-12-26	7.92
2025-12-24	8.07
2025-12-23	8.03
2025-12-22	8.19
2025-12-19	7.88
2025-12-18	7.90
2025-12-17	7.88
2025-12-16	8.06
2025-12-15	8.23
2025-12-12	8.26
2025-12-11	8.17
2025-12-10	7.72
2025-12-09	7.20
2025-12-08	6.92
2025-12-05	6.57
2025-12-04	6.51
2025-12-03	5.76
2025-12-02	5.61
2025-12-01	6.21
2025-11-28	6.93
2025-11-26	6.82
2025-11-25	6.68
2025-11-24	6.44
2025-11-21	6.28
2025-11-20	6.06
2025-11-19	6.30
2025-11-18	6.17
2025-11-17	6.01
2025-11-14	6.31
2025-11-13	6.14

See the Lowest P/E Ratio Stocks ranking →

PE Ratio: N/A

ATRA PE Ratio Chart

ATRA PE Ratio Metrics

ATRA Competitors' PE Ratio

P/E Comparison

Forward P/E Calculation

PE Ratio Formula & Definition

ATRA PE Ratio History

Related Metrics